by Iwan Prayogo Suryohadibroto $12.00
by Ir. Mul Muyani Sutedjo $6.00
by Prof. Dr. Sondang P. Siagian, M.P.A $9.00
by Nenden Kirana $6.00
by Ali Al-Jumlati, T. HM. Arifin $9.00
by Nyonya Rumah $7.00